Why Should Tankers Use Corrosion-Resistant Steels?

The use of corrosion-resistant steels in cargo oil tanks offers certain advantages compared to coatings.
It is proven to dramatically reduce both pitting corrosion and general surface corrosion.
DNV GL has since revised its relevant ship construction rules to incorporate corrosion-resistant steels for cargo tanks.
Several Chinese steelmakers have since requested approval from DNV GL for their COT steels.

Tried and tested for about 12 years, they have now been included in DNV GL’s rules, and...